1264490992

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{197}}^1\times {\mathrm{12941}}^1$

素因数の和:13177

約数の個数: 40

約数和(自身を含む): 2542015872

約数和(自身を除く): 1277524880

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 197, 248, 394, 496, 788, 1576, 3152, 6107, 12214, 12941, 24428, 25882, 48856, 51764, 97712, 103528, 207056, 401171, 802342, 1604684, 2549377, 3209368, 5098754, 6418736, 10197508, 20395016, 40790032, 79030687, 158061374, 316122748, 632245496, 1264490992]

約数ペア:

[(1, 1264490992), (2, 632245496), (4, 316122748), (8, 158061374), (16, 79030687), (31, 40790032), (62, 20395016), (124, 10197508), (197, 6418736), (248, 5098754), (394, 3209368), (496, 2549377), (788, 1604684), (1576, 802342), (3152, 401171), (6107, 207056), (12214, 103528), (12941, 97712), (24428, 51764), (25882, 48856)]